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duty的用法与搭配结构1. 表示“责任”“义务”，视含义的具体或抽象可用作可数或不可数名词。如：Everyone has a duty to his country. 为国效劳，人人有责。He did it out of a sense of duty...

  为什么hope sb. to do / be 的用法是错误的？ （2022·重庆·一模）Her mother hopes ________ be a dancer in the future. A．her to B．her can C．she can D．she to 【答案】C 句意...